English Français OPERATION MANUAL Enjoy year-round comfort.
Features Enhanced comfort and energy savings INTELLIGENT EYE The INTELLIGENT EYE sensor detects human movement in a room. If no one is in the room for more than 20 minutes, the operation automatically changes to energy saving operation. Page 14 WEEKLY TIMER Up to 4 timer settings can be saved for each day of the week according to your family’s life style. The WEEKLY TIMER allows you to set on/off times and the desired temperature.
English Contents Read Before Operation Safety Considerations ..................................... 3 Names of Parts ............................................... 5 Preparation Before Operation ......................... 9 Basic Operation AUTO · DRY · COOL · HEAT · FAN Operation ........................................... 11 Adjusting the Airflow Rate .................. 12 Adjusting the Airflow Direction ........... 13 Useful Functions COMFORT AIRFLOW / INTELLIGENT EYE Operation ...........
Read Before Operation Safety Considerations Read these Safety Considerations for Operations carefully before operating an air conditioner or heat pump. Make sure that the unit operates properly during the startup operation. Instruct the user on how to operate and maintain the unit. Inform users that they should store this operation manual with the installation manual for future reference.
English Read Before Operation • Do not place items under the indoor unit as they may be damaged by condensates that may form if the humidity is above 80% or if the drain outlet gets blocked. • Before cleaning, stop the operation of the unit by turning the power off or by pulling the supply cord out from its receptacle. Otherwise, an electric shock and injury may result. • Do not wash the air conditioner or heat pump with excessive water. An electric shock or fire may result.
Read Before Operation Names of Parts INTELLIGENT EYE sensor Indoor Unit • Appearance of the indoor unit may differ. Air inlet • Detects the movements of people and automatically switches between normal operation and energy saving operation. Page 14,15,16 Upper front panel Indoor temperature sensor Air outlet • Detects the air temperature around the unit. Lower front panel Flaps (horizontal blades) • It is located on the back of the upper front panel during operation.
English Read Before Operation Open the upper front panel Back of the upper front panel Panel support plate Lower front panel Air filter Titanium apatite deodorizing filter Outdoor Unit • The appearance of the outdoor unit may differ between different models.
Read Before Operation Names of Parts Remote Controller Signal transmitter Receiver 19-11/16” (50cm) or more Display (LCD) • Displays the current settings. (In this illustration, each section is shown with all its displays on for the purpose of explanation.) • To use the remote controller, aim the transmitter at the indoor unit. If there is anything blocking the signals between the unit and the remote controller, such as a curtain, the unit may not operate.
English Read Before Operation Open the front cover MODE selector button • Selects the operation mode. (AUTO/DRY/COOL/HEAT/ FAN) Page 11 ECONO/QUIET button Lamp brightness setting button • ECONO/OUTDOOR UNIT QUIET operation. Page 18 Page 10 SWING button COMFORT/SENSOR button • Adjusts the airflow direction. Page 13 • COMFORT AIRFLOW and INTELLIGENT EYE operation.
Read Before Operation Preparation Before Operation CAUTION Incorrect handling of batteries can result in injury from battery leakage, rupturing or heating, or lead to equipment failure� Please observe the following precautions and use safely� • If the alkaline solution from the batteries should get in the eyes, do not rub the eyes. Instead, immediately flush the eyes with tap water and seek the attention of a medical professional. • Keep batteries out of reach of children.
English Read Before Operation Turn on the circuit breaker • After the power is turned on, the flaps of the indoor unit open and close once to set the reference position. To set the luminance of the display • The luminance of the indoor unit display can be set. Press Hi � Low Off To set the clock 1. Press � “ “ ” is displayed on the LCD. ” and “ ” blink. 2. Press to set the current day of the week� 3. Press � “ 4. Press • Holding down 5. Press ” blinks.
Basic Operation AUTO · DRY · COOL · HEAT · FAN Operation The air conditioner operates with the operation mode of your choice. From the next time on, the air conditioner will operate with the same operation mode. To start operation 1. Press and select an operation mode� • Each pressing of the button changes the mode setting in sequence. AUTO DRY 2. Press COOL HEAT FAN � •“ ” is displayed on the LCD. • The multi-monitor lamp lights up. The color of the lamp varies depending on the operation mode.
English Basic Operation Adjusting the Airflow Rate You can adjust the airflow rate to increase your comfort. To adjust the airflow rate setting Press � • Each pressing of changes the airflow rate setting in sequence. AUTO Indoor unit quiet Airflow rate 1-5 (Low to High) • When the airflow is set to “ ”, quiet operation starts and noise from the indoor unit will become quieter. • In the quiet operation mode, the airflow rate is set to a weak level.
Basic Operation Adjusting the Airflow Direction You can adjust the airflow direction to increase your comfort. CAUTION • Always use a remote controller to adjust the angles of the flaps and louvers. – If you attempt to move the flaps and louvers forcibly by hand when they are swinging, the mechanism may be damaged. – Inside the air outlet, a fan is rotating at a high speed. To start auto swing Up and down airflow direction Press � • “ ” is displayed on the LCD.
Useful Functions English COMFORT AIRFLOW / INTELLIGENT EYE Operation COMFORT AIRFLOW operation: The airflow direction is upward while in COOL operation, and downward while in HEAT operation. This function prevents cold or warm air from blowing directly on the occupants in the room. INTELLIGENT EYE operation: The INTELLIGENT EYE sensor detects human movement and adjusts the right and left airflow direction to avoid blowing air directly on the person.
Useful Functions COMFORT AIRFLOW / INTELLIGENT EYE Operation CAUTION • Do not place large objects near the INTELLIGENT EYE sensor. Also keep heating units and humidifiers outside the sensor’s detection area. This sensor can detect undesirable objects. • Do not hit or violently push the INTELLIGENT EYE sensor. This can lead to damage and malfunction. To start operation Press and select the desired mode� • Each time is pressed, a different setting option is displayed on the LCD.
English Useful Functions NOTE Notes on COMFORT AIRFLOW operation • The position of the flaps will change, preventing air from blowing directly on the occupants of the room. • POWERFUL operation and COMFORT AIRFLOW operation cannot be used at the same time. Priority is given to the function of whichever button is pressed last. • The airflow rate will be set to AUTO. If the up and down airflow direction is selected, COMFORT AIRFLOW operation will be canceled.
Useful Functions POWERFUL Operation POWERFUL operation quickly maximizes the cooling (heating) effect in any operation mode. In this mode, the air conditioner operates at maximum capacity. To start POWERFUL operation Press during operation� •“ ” is displayed on the LCD. • POWERFUL operation ends in 20 minutes. Then the system automatically operates again with the previous settings which were used before POWERFUL operation. To cancel POWERFUL operation Press •“ again� ” disappears from the LCD.
Useful Functions English ECONO / OUTDOOR UNIT QUIET Operation ECONO operation enables efficient operation by limiting the maximum power consumption. This function is useful to prevent the circuit breaker from tripping when the unit operates alongside other appliances on the same circuit. OUTDOOR UNIT QUIET operation lowers the noise level of the outdoor unit by changing the frequency and fan speed of the outdoor unit. This function is convenient during the night-time operation.
TIMER Operation ON/OFF TIMER Operation Timer functions are useful for automatically switching the air conditioner on or off at night or in the morning. You can also use the ON TIMER and OFF TIMER together. To use ON TIMER operation • Check that the clock is correct. If not, set the clock to the present time. 1. Press � “ “ •“ Page 10 ” is displayed on the LCD. ” blinks. ” and day of the week disappear from the LCD. 2.
English TIMER Operation To use OFF TIMER operation • Check that the clock is correct. If not, set the clock to the present time. 1. Press � “ “ •“ Page 10 ” is displayed on the LCD. ” blinks. ” and day of the week disappear from the LCD. 2. Press until the time setting reaches the point you like� • Each pressing of either button increases or decreases the time setting by 10 minutes. Holding down either button changes the time setting rapidly. 3.
TIMER Operation WEEKLY TIMER Operation Up to 4 timer settings can be saved for each day of the week. This is convenient to adapt the WEEKLY TIMER to your family’s life style. Setting example of the WEEKLY TIMER The same timer settings are used from Monday through Friday, while different timer settings are used for the weekend. [Monday] Make timer settings for programs 1-4.
English TIMER Operation To use WEEKLY TIMER operation Setting mode • Make sure the day of the week and time are set. If not, set the day of the week and time. Page 10 program 1 program 2 ON OFF [Monday] program 3 77°F (25°C) 6:00 program 4 ON OFF 81°F (27°C) 8:30 17:30 22:00 Setting Displays Day and number 1. Press ON/OFF Time Temperature � • The day of the week and the reservation number of the current day will be displayed. • 1 to 4 settings can be made per day. 2.
TIMER Operation WEEKLY TIMER Operation 6. Press to select the desired time� • The time can be set between 0:00 and 23:50 in 10-minute intervals. • To return to the ON/OFF TIMER mode setting, press • Proceed to STEP 9 when setting the OFF TIMER. 7. Press . � • The time will be set. •“ ” and the temperature blink. 8. Press to select the desired temperature� • The temperature can be set between 50°F (10°C) and 90°F (32°C).
English TIMER Operation Copy mode • A reservation made once can be copied to another day of the week. The whole reservation of the selected day of the week will be copied. program 1 program 2 program 3 ON [Monday] OFF 77°F (25°C) 6:00 program 4 ON OFF 81°F (27°C) 8:30 17:30 22:00 COPY program 1 [Tuesday] to [Friday] program 2 program 3 ON OFF 77°F (25°C) 6:00 program 4 ON OFF 81°F (27°C) 8:30 17:30 22:00 Setting Displays Confirmation 1. Press 2. Press 3.
TIMER Operation WEEKLY TIMER Operation Confirming a reservation • The reservation can be confirmed. Setting Displays Normal Confirmation 1. Press � • The day of the week and the reservation number of the current day will be displayed. 2. Press to select the day of the week and the reservation number to be confirmed. • Pressing displays the reservation details. • To change the confirmed reserved settings, select the reservation number and press The mode is switched to setting mode.
English TIMER Operation To delete reservations An individual reservation 1. Press � • The day of the week and the reservation number will be displayed. 2. Press to select the day of the week and the reservation number to be deleted� 3. Press � •“ ” and “ 4. Press • Pressing ” or “ ” blink. until no icon is displayed� changes the ON/OFF TIMER mode in sequence. • Selecting “blank” will cancel any reservation you may have. blank ON TIMER OFF TIMER 5.
Multi Connection Note for Multi System A multi system has one outdoor unit connected to multiple indoor units. Selecting the operation mode When the priority room setting is active but the set unit is not operating or when the priority room setting is inactive When more than one indoor unit is operating, priority is given to the first unit that was turned on. In this case, set the units that are turned on later to the same operation mode as the first unit.
English Multi Connection COOL/HEAT mode lock The COOL/HEAT mode lock requires initial programming during installation. Please consult your authorized dealer for assistance. The COOL/HEAT mode lock sets the unit forcibly to either COOL or HEAT operation. This function is convenient when you wish to set all indoor units connected to the multi system to the same operation mode. NOTE • The COOL/HEAT mode lock cannot be activated together with the priority room setting.
Care Care and Cleaning CAUTION • Before cleaning, be sure to stop the operation and turn off the circuit breaker. • Do not touch the aluminum fins of the indoor unit. If you touch those parts, this may cause an injury. Quick reference How to open the upper front panel 1) Hold the upper front panel by the sides and open it. 2) Fix the panel with the panel support plate. How to close the upper front panel 1) Return the panel support plate to its previous position.
English Care Air filter 1. Pull out the air filters. 1) Open the upper front panel. 2) Set the panel support plate between the ribs on the unit to fix the upper front panel. 3) Push the filter tab at the center of each air filter a little upwards, then pull it down. 3)-2 Pull down Back of the upper front panel Panel support plate Filter tab If the dust does not come off easily • Wash the air filters with neutral detergent thinned with lukewarm water, then let them dry in the shade.
Care Care and Cleaning Titanium apatite deodorizing filter 1. Take off the titanium apatite deodorizing filters. 3. Reattach the filters and close the upper front panel� 1) Open the upper front panel and pull out the air filters. 2) Hold the recessed parts of the frame and unhook the 4 claws. 1) Return the panel support plate to its previous position and close the upper front panel slowly. 2) Do not push on the panel to close it. Claw 2.
English Care Prior to a long period of non-use 1. Operate the FAN mode for several hours to dry out the inside. 1) Press and select “ ”. • When a multi outdoor unit is connected, make sure the HEAT operation is not being used in other rooms before you use the FAN operation. Page 27 2) Press and start the operation. 2. After operation stops, turn off the circuit breaker for the room air conditioner. 3. Clean the air filters and reattach them. 4.
When the Need Arises FAQ Indoor unit The flaps do not start swinging immediately. • The air conditioner is adjusting the position of the flaps. The flaps will start moving soon. Different sounds are heard. The air conditioner stops generating airflow during HEAT operation. • Once the set temperature is reached, the airflow rate is reduced and operation stopped in order to avoid generating a cool airflow. Operation will resume automatically when the indoor temperature falls.
English When the Need Arises Troubleshooting Before making an inquiry or a request for repair, please check the following. If the problem persists, consult your dealer. Not a problem Check This case is not a problem. Please check again before requesting repairs.
When the Need Arises Troubleshooting The room does not cool down / warm up Case Description / what to check Air does not come out / Air comes out� Is the airflow rate setting appropriate? • Is the airflow rate setting low, such as “Indoor unit quiet” or “Airflow rate 1”? Increase the airflow rate setting.
English When the Need Arises Others Case Description / what to check The air conditioner suddenly starts behaving strangely during operation� • The air conditioner may malfunction due to lightning or radio. If the air conditioner malfunctions, turn off the power with the circuit breaker and restart the operation with the remote controller. HEAT operation cannot be selected, even though the unit is heat pump model� • Check that the jumper (J8) has not been cut. If it has been cut, contact your dealer.
When the Need Arises Troubleshooting Call your dealer immediately WARNING When an abnormality (such as a burning smell) occurs, stop operation and turn off the circuit breaker. • Continued operation in an abnormal condition may result in problems, electric shock or fire. • Consult the dealer where you bought the air conditioner. Do not attempt to repair or modify the air conditioner by yourself. • Incorrect work may result in electric shock or fire.
English When the Need Arises Fault diagnosis by remote controller • The remote controller can receive relevant error codes from the indoor unit. 1. When “ is held down for about 5 seconds, ” blinks in the temperature display section� 2. Press produced� repeatedly until a long beep is • The code indication changes as shown below, and notifies you with a long beep.
Quick Reference The two-dimensional bar code is a manufacturing code.
